EDGE = '101'
MIDDLE = '01010'
CODES = {
    'L': (
        '0001101', '0011001', '0010011', '0111101', '0100011', '0110001',
        '0101111', '0111011', '0110111', '0001011'
    ),
    'R': (
        '1110010', '1100110', '1101100', '1000010', '1011100', '1001110',
        '1010000', '1000100', '1001000', '1110100'
    )
}
